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[PDF] Top 20 Orbifolds and finite group representations

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Orbifolds and finite group representations

Orbifolds and finite group representations

... In this article, we study problems related to the crepant resolutions of quotient singularities of higher dimension n (mainly for n ≥ 4). Due to the many complicated exceptional cases of the problem, we restrict ... See full document

21

Groups with Two Extreme Character Degrees and their Minimal Faithful Representations

Groups with Two Extreme Character Degrees and their Minimal Faithful Representations

... a finite group G in special types of matrix ...a finite group G, let c(G) be the minimal degree of a faithful representation of G by complex quasi-permutation ... See full document

7

The derived category of representations of the special linear group of degree two over a finite field

The derived category of representations of the special linear group of degree two over a finite field

... Then there are City University of London, as it probably is now after joining the federation. Without the university studentship I would not be studying for a PhD, and this thesis would not happen. All the ... See full document

107

On some integral representations of groups and global irreducibility

On some integral representations of groups and global irreducibility

... a finite group G ⊂ GL(n, R) such that G spans M (n, R) over ...a finite group G ⊂ GL(n, F ) over an algebraic number field F is globally irreducible if for every non-archimedian valuation v of ... See full document

14

Irreducible representations of some finite groups and galois stability of integral representations

Irreducible representations of some finite groups and galois stability of integral representations

... irreducible representations of dihedral groups have been found by previous ...matrix representations of dihedral groups and the irreducible representations of the point groups which are isomorphic to ... See full document

28

Representations of group rings and groups

Representations of group rings and groups

... the group ring of a finite group and a ring of certain block diagonal matrices is ...The group ring RG of a finite group G is isomorphic to the set of group ring matrices ... See full document

14

Symmetric representations of elements of finite groups

Symmetric representations of elements of finite groups

... Kasouha, Abeir Mikhail, "Symmetric representations of elements of finite groups" (2004).. Theses Digitization Project.[r] ... See full document

133

Dirichlet Branes on Orbifolds

Dirichlet Branes on Orbifolds

... As was pointed out in Section 4, the lattice of D-brane charges that is described by K-theory is a sublattice of maximal rank of the (suitably normalised) cohomology lattice. This is something one may expect on general ... See full document

31

Simplicial cohomology of orbifolds

Simplicial cohomology of orbifolds

... where H is any finite subgroup of Gl(n, R) and (H) is its conjugacy class. It is also well-known ([12, 4]) that there exists a triangulation T of M subordinate to this stratification (i.e. the closures of the ... See full document

24

Crystallography: Symmetry groups and group representations

Crystallography: Symmetry groups and group representations

... is group action or, equivalently, group ...of finite group linear representations with the help of already tabulated or computer generated irreducible representations [6, ... See full document

47

On representations of finite groups with split BN pairs

On representations of finite groups with split BN pairs

... category Cov A whose objects are functors defined on the category mod A of all finite dimensional left A-modules, where A is a finite dimensional algebra over a field k.. Green [Gl] defi[r] ... See full document

176

Finite groups, modular representations and the Green correspondence

Finite groups, modular representations and the Green correspondence

... The result of chapter 4 applies and ,Te have that projective indecomposables in blocks of defect 1 have submodule lattices.. In blocks of defect 0 of course projectives are irreducible..[r] ... See full document

82

Convergence and limits of linear representations of finite groups

Convergence and limits of linear representations of finite groups

... Graph limits. We are also strongly motivated by the emerging theory of graph limits. The original definition of graph convergence is due to Benjamini and Schramm [3] (see also the monography of Lov´asz [19]). Here we ... See full document

30

Utility of irreducible group representations in differential equations

Utility of irreducible group representations in differential equations

... a group need not be ...a finite group where this property holds: up to isomorphism, the only nontrivial finite groups where all elements of equal order are conjugate are Z/(2)and ... See full document

5

Group Representations, Nilpotent Algebras and Finite Algebra Groups

Group Representations, Nilpotent Algebras and Finite Algebra Groups

... This is an important result, however its application is limited because it pertains only to free nilpotent algebras over Q. Moreover, as discussed above, the use of the exp map immediately limits any work that relies on ... See full document

50

Non-Abelian finite gauge theories

Non-Abelian finite gauge theories

... full group? These would give interesting non-supersymmetric ...these orbifolds correspond to the class numbers [36]; we know the blow-up of these singularities correspond to marginal ...duality group ... See full document

29

Of McKay correspondence, nonlinear sigma model and conformal field theory

Of McKay correspondence, nonlinear sigma model and conformal field theory

... The ubiquitous A-D-E classification has induced many proposals of often mysterious correspondences both in mathematics and physics. The mathemat- ics side includes quiver theory and the McKay Correspondence which relates ... See full document

37

Invariant triple products

Invariant triple products

... It is shown that the space of invariant trilinear forms on smooth representations of a semisimple Lie group is finite dimensional if the group is a product of hyperbolic groups. Explicit upper ... See full document

22

Finite state Representations Embodying Temporal Relations

Finite state Representations Embodying Temporal Relations

... This language C and many more constraints can be formulated in finite-state terms familiar from say, Beesley and Karttunen (1983), as shown in Fer- nando (2011). Auxiliary constructs such as pre(e) and post(e) ... See full document

9

Hypercomplex Representations of the Heisenberg Group and Mechanics

Hypercomplex Representations of the Heisenberg Group and Mechanics

... Non-commutative representations of the Heisenberg group in dual numbers implies the Poisson dynamical equation and local addition of probabilities in Section ... See full document

20

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